500va Single Phase Ac Voltage Stabilizer 500w Electronic Regulator Copper Household Fully Automatic Voltage Regulator Tm-0.5 - Voltage Regulators/ stabilizers - AliExpress
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V-Guard VG500 500-Watt Voltage Stabilizer for Air Conditioner (Grey) : Amazon.in: Home & Kitchen
Seven Star AR-500 500 Watt Voltage Transformer Converter Regulator
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